things aren't looking that great in libya right now, so with we need to understand a that there are the law of unintended consequences is always at work in these situations. >> rose: i have heard you say two things. one is that you begin to worry that your concern about the welfare of the men and women in harm's way, you might have too for lack of a better word, had a stronger place in your decision al structural than it ought to be, am i right about that? >> i became to worry i had become too protective of them. >> rose: secondly you seemed to be saying, i began to worry that we didn't know what would be the consequences and that worried you too. and in some sense of how things could get out of control and that it became -- am i real ng you right on that? >> absolutely. >> rose: so those are the two things when weighing the factors to step down that had weight on the decision to step down now? >> when we look at history for a second -- >> i will give you a concrete example. i opposed the intervention in libya. this is not a vital, this is not of vital national interest, and we are already